A) ALL OF THEM (A, B, C, D) can cause baby sea turtles to become disoriented and head inland instead of out to sea. The main problem is that predators will catch them before they make it to the ocean.

B) All of them EXCEPT C – red wavelengths of light are not as distracting to sea turtles. The lights from this house are also mostly shielded by the trees in front of it.